<template>
  <view class="normal-login-container">
    <view class="logo-content align-center justify-center flex">
      <image style="width: 120rpx;height: 120rpx;" src="@/static/logo/logo.png" mode="widthFix"></image>
      <text class="title">向日葵英语移动端登录</text>
    </view>
    <view class="login-form-content">
      <view class="input-item flex align-center">
        <view class="iconfont icon-user icon"></view>
        <input v-model="loginForm.username" class="input" type="text" placeholder="请输入账号" maxlength="30" />
      </view>
      <view class="input-item flex align-center">
        <view class="iconfont icon-password icon"></view>
        <input v-model="loginForm.password" type="password" class="input" placeholder="请输入密码" maxlength="20" />
      </view>
      <view class="input-item flex align-center" style="width: 60%;margin: 0px;" v-if="captchaEnabled">
        <view class="iconfont icon-code icon"></view>
        <input v-model="loginForm.code" type="number" class="input" placeholder="请输入验证码" maxlength="4" />
        <view class="login-code"> 
          <image :src="codeUrl" @click="getCode" class="login-code-img"></image>
        </view>
      </view>
      <view class="action-btn">
        <button @click="handleLogin" class="login-btn cu-btn block bg-blue lg round">登录</button>
      </view>
      <view class="reg text-center" v-if="register">
        <text class="text-grey1">没有账号？</text>
        <text @click="handleUserRegister" class="text-blue">立即注册</text>
      </view>
      <view class="xieyi text-center">
        <text class="text-grey1">登录即代表同意</text>
        <text @click="handleUserAgrement" class="text-blue">《用户协议》</text>
        <text @click="handlePrivacy" class="text-blue">《隐私协议》</text>
      </view>
    </view>
     
  </view>
</template>

<script>
  import { getCodeImg } from '@/api/login'

  export default {
    data() {
      return {
        codeUrl: "",
        captchaEnabled: true,
        // 用户注册开关
        register: true,
        globalConfig: getApp().globalData.config,
        loginForm: {
          username: "admin",
          password: "admin123",
          code: "",
          uuid: ''
        }
      }
    },
    created() {
      this.getCode()
    },
    methods: {
      // 用户注册
      handleUserRegister() {
        this.$tab.redirectTo(`/pages/register`)
      },
      // 隐私协议
      handlePrivacy() {
        let site = this.globalConfig.appInfo.agreements[0]
        this.$tab.navigateTo(`/pages/common/webview/index?title=${site.title}&url=${site.url}`)
      },
      // 用户协议
      handleUserAgrement() {
        let site = this.globalConfig.appInfo.agreements[1]
        this.$tab.navigateTo(`/pages/common/webview/index?title=${site.title}&url=${site.url}`)
      },
      // 获取图形验证码
      getCode() {
        getCodeImg().then(res => {
          this.captchaEnabled = res.captchaEnabled === undefined ? true : res.captchaEnabled
          if (this.captchaEnabled) {
            this.codeUrl = 'data:image/gif;base64,' + res.img
            this.loginForm.uuid = res.uuid
          }
        })
      },
      // 登录方法
      async handleLogin() {
        if (this.loginForm.username === "") {
          this.$modal.msgError("请输入您的账号")
        } else if (this.loginForm.password === "") {
          this.$modal.msgError("请输入您的密码")
        } else if (this.loginForm.code === "" && this.captchaEnabled) {
          this.$modal.msgError("请输入验证码")
        } else {
          this.$modal.loading("登录中，请耐心等待...")
          this.pwdLogin()
        }
      },
      // 密码登录
      async pwdLogin() {
        this.$store.dispatch('Login', this.loginForm).then(() => {
          this.$modal.closeLoading()
          this.loginSuccess()
        }).catch(() => {
          if (this.captchaEnabled) {
            this.getCode()
          }
        })
      },
      // 登录成功后，处理函数
      loginSuccess(result) {
        // 设置用户信息
        this.$store.dispatch('GetInfo').then(res => {
          this.$tab.reLaunch('/pages/index')
        })
      }
    }
  }
</script>

<style lang="scss">
page {
  background-color: #e3f2fd;
}

.normal-login-container {
  width: 100%;
  padding: 20px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  border-radius: 20px;
  background-color: #ffffff;
  margin-top: 10%;

  .logo-content {
    width: 100%;
    font-size: 24px;
    text-align: center;
    padding-top: 10%;
    margin-bottom: 20px;

    image {
      border-radius: 50%;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    }

    .title {
      margin-left: 10px;
      color: #1e88e5;
      font-family: 'Comic Sans MS', sans-serif;
      font-weight: bold;
    }
  }

  .login-form-content {
    text-align: center;
    margin: 0 auto;
    width: 90%;

    .input-item {
      margin: 20px auto;
      background-color: #f1f8e9;
      height: 50px;
      border-radius: 25px;
      display: flex;
      align-items: center;
      padding: 0 15px;
      box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05);

      .icon {
        font-size: 38rpx;
        margin-right: 10px;
        color: #8eacbb;
      }

      .input {
        width: 100%;
        font-size: 16px;
        line-height: 20px;
        text-align: left;
        border: none;
        outline: none;
        background: transparent;
      }
    }

    .login-btn {
      margin-top: 30px;
      height: 50px;
      background-color: #42a5f5;
      color: white;
      border-radius: 25px;
      font-size: 18px;
      transition: background-color 0.3s ease;
    }

    .login-btn:hover {
      background-color: #1e88e5;
    }

    .reg {
      margin-top: 15px;
      font-size: 16px;
    }

    .xieyi {
      color: #333;
      margin-top: 20px;
      font-size: 14px;
    }

    .login-code {
      height: 38px;
      float: right;

      .login-code-img {
        height: 38px;
        position: absolute;
        margin-left: 10px;
        width: 200rpx;
        border-radius: 5px;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
      }
    }
  }
}
</style>
